Head to head
Volvo Construction Equipment ECR40 vs Yanmar ViO57-6B
The Yanmar ViO57-6B has 317kW more power and is the bigger machine by 1.5 tonnes.
Last reviewed 6 October 2026
Key differences
- Engine power: the Yanmar ViO57-6B has 317kW more power.
- Operating weight: the Yanmar ViO57-6B is the bigger machine by 1.5 tonnes.
Specifications side by side
| Volvo Construction Equipment ECR40 | Yanmar ViO57-6B | |
|---|---|---|
| Operating weight | 3,985 kg | 5485 kg |
| Engine power | 18.5 kW | 33,5 kW (at 2200 rpm) |
| Bucket capacity | 0.052 - 0.148 m3 | - |
| Breakout force | - | 41,9 kN |
| Fuel tank | - | 66 l |
Sources: Volvo Construction Equipment ECR40, Yanmar ViO57-6B. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the ECR40 if...
A short swing radius compact excavator for trenching, landscaping and building work in confined spaces. Contractors and hire fleets use it where a 4 tonne digger is needed close to walls and traffic.
Full ECR40 specifications →Buy or hire the ViO57-6B if...
- you want one that has 317kW more power
- you want one that is the bigger machine by 1.5 tonnes
A 5 to 6 tonne zero-tail swing digger for civils and groundworks contractors on deeper trenching, pipe laying and loading. Hire fleets use it where space is tight but a bigger machine is needed.
Full ViO57-6B specifications →Common questions
What is the difference between the Volvo Construction Equipment ECR40 and the Yanmar ViO57-6B?
The Yanmar ViO57-6B has 317kW more power and is the bigger machine by 1.5 tonnes. The Volvo Construction Equipment ECR40 is a 4 tonne short swing mini excavator; the Yanmar ViO57-6B is a 5.5 tonne zero-tail mini excavator.
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